#!/bin/bash
# Author : Ismael Barros² <ismael@barros2.org>
# License : BSD http://en.wikipedia.org/wiki/BSD_license


InputDir="${1:-$PWD}"
OutputDir="$InputDir/.."
arch="$(uname -m)"

for i in "$@"; do
	case "$i" in
		-o=*)
			OutputDir=${i#*=}
			shift
			;;
		-m=*)
			arch=${i#*=}
			shift
			;;
	esac
done

[ -d "$InputDir" ] || { echo "Directory $InputDir doesn't exist"; exit 1; }

case "$arch" in
	i386|i586|i686) arch="i686" ;;
	x86_64|amd64) arch="x86_64" ;;
esac

AppImageTool="$(dirname $(readlink -f "$0"))/AppImage/appimagetool-${arch}.AppImage"
[ -f "$AppImageTool" ] || { echo "Could not find $AppImageTool"; exit 1; }
export ARCH="$arch"

DesktopFile=$(ls -1 "$InputDir"/*.desktop | head -n1)
[ -n "$DesktopFile" ] || { echo "No *.desktop file found in $InputDir"; exit 1; }

case "$arch" in
	i386|i586|i686) arch="x86" ;;
esac

PackageName="$(egrep Name "$DesktopFile" | head -n1 | cut -d= -f2)"
PackagePath="$(readlink -f "$OutputDir/${PackageName}-${arch}.run")"

rm -if "$PackagePath"
echo "Building $PackagePath..."

"$AppImageTool" --no-appstream "$InputDir" "$PackagePath"